Clinical recommendation	Evidence rating	References
Targeted screening for elevated blood lead levels should be performed in children at one and two years of age who are Medicaid-enrolled or -eligible.	C	6, 8
Targeted screening for elevated blood lead levels should be performed in all children deemed to be at risk.	C	6
All foreign-born children, such as recent immigrants, refugees, and international adoptees, should be screened for elevated blood lead levels immediately on arrival in the United States.	C	6, 16–19
Measurement of blood lead level with a carefully collected finger-stick sample is an acceptable alternative to a venous sample.	C	6, 8, 23–25
Elevated blood lead levels from capillary samples should be confirmed by a venous sample.	C	26
Chelation therapy is recommended only for blood lead levels of 45 μg per dL (2.17 μmol per L) or greater.	C	3, 27, 31–33
Iron supplementation improves blood lead levels in anemic, iron-depleted children.	C	41, 42